html, body{
    height: 100%;
}

.tipModal{
    height: 100%;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;    
    overflow-x: hidden;
    overflow-y: auto;
}
.modal-dialog{
    z-index: 2000;
}

.spread-container{
    padding: 10px 15px;
    width: 100%;
    height: 100%;
    min-height: 300px;
}

#ss{
    width: 100%;
    height: 80%;
    border: 1px solid gray;
    font-family: "Hiragino Sans GB","Microsoft Yahei",Arial,sans-serif;
    font-size: 16px;
}


#helpButton{
    position: absolute;
    bottom: 20%;
    left: 10px;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: #fff;
    z-index: 10000;
}

#helpButton span{
    position: absolute;
    font-size: 45px;
    top: 0;
}

.tipContet{
    margin: 8px;
}

#qr{
    position: absolute;
    top: 50%;
    right: 25px;
    z-index: 10000;
    display: none;
}

#qr img{
    width: 200px;
    height: 200px;
}

#qr .tip{
    background: white;
    line-height: 30px;
    font-size: 24px;
    text-align: center;
}

#qr #qrClose{
    width: 20px;
    height: 20px;
    font-size: 20px;
    position: absolute;
    top: -10px;
    right: -10px;
}
#qr #qrClose span{
    background: white;
    border-radius: 50%;
}